Brief Introductions:
the Megajet model 4215HF waterblast pump is capable of power input of up to 425 horsepower (242 kW). It is the most advanced and efficient high horsepower waterblast pump in the industry. Combining the strength and durability of a proven power end workhorse with the unparalleled simplicity, serviceability and versatility of the uNx fluid end design, Jetstream bareshaft pumps are the best choice for those building their own system or replacing a complicated, worn or unreliable pump.
• Up to 325 horsepower (242 kW)
• Flow: 32.5 gpm (123 lpm) at 15,000 psi (1000 bar)
40.2 gpm (152 lpm) at 12,500 psi (850 bar)
50.4 gpm (191 lpm) at 10,000 psi (700 bar)
62.9 gpm (238 lpm) at 8,000 psi (550 bar)
• three plunger (triplex) design



UNx Fluid End Features
• Ductile iron power frame is the strongest in the industry
• 4200HD crankshaft machined from high-tech alloy for superior performance at higher power input
• Largest bearings of any comparable pump on the market





UNx Power End Features
• Pressurized power end lubrication with oil filter, cooler
and low oil level shutdown
• Forged steel shotpeened crankshaft
• Center roller bearings support crankshaft
• Gear pack permits direct coupling to engine




General Specifications:
Power End Specifications:

Fluid End Specifications:




Typical Applications: